Conditions for Setting the DTC

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The PPS detects the voltage at the passenger presence sensor signal is less than 0.5 volt or greater than 4.5 volts for 500 milliseconds.
The PPS detects the voltage at the passenger presence sensor 5 volt reference is less than 4.5 volts or greater than 9.1 volts for 500 milliseconds.
The PPS detects the amperage at the passenger presence sensor low reference is 25 mA or greater for 500 milliseconds.